<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
    pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="fmt"  uri="http://java.sun.com/jsp/jstl/fmt" %>
<%@ taglib prefix="s"  uri="/struts-tags" %> 
<%
	if( session.getAttribute( "usuario" )==null)	
	response.sendRedirect( response.encodeRedirectURL( "login.jsp" ) ) ;
%>